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Enalapril vs. Monopril

Enalapril (Vasotec) is a first-choice medication used for treating high blood pressure. It's also approved for heart failure. Enalapril (Vasotec) belongs to a class of medications called angiotensin-converting enzyme (ACE) inhibitors. It's taken by mouth, once or twice daily. Enalapril (Vasotec) doesn't cause many side effects, but some include tiredness, dizziness, and cough.

• High blood pressure
• Heart failure

• Feeling tired (3%)

• Not for use during pregnancy
• Angioedema (swelling)
• Low blood pressure
• Worsening kidney problems
• Heart problems due to high potassium
• Liver problems

Fosinopril sodium (Monopril) is an angiotensin-converting enzyme (ACE) inhibitor. It's used to treat high blood pressure in adults and children. It can also treat heart failure. Fosinopril comes as a tablet that's taken by mouth once daily. Most people don't experience any side effects from fosinopril. But people who did reported cough and dizziness. Though rare, fosinopril and other ACEI inhibitors can cause angioedema, which can be serious. Brand name Monopril has been discontinued; fosinopril is only available as a generic medication.

• High blood pressure in people ages 6 years and older
• Heart failure (in combination with other medications)

For the treatment of high blood pressure

• Cough (2%)
• Dizziness (2%)
• Nausea or vomiting (1%)

For the treatment of heart failure

• Dizziness (12%)
• Cough (10%)
• Low blood pressure (4%)
• Muscle pain (3%)
• Nausea or vomiting (2%)
• Diarrhea (2%)
• Chest pain (2%)
• Upper respiratory tract infection (2%)

• Not safe during pregnancy
• Angioedema (swelling) and serious allergic reactions
• Risk of infection (lower white blood cell count)
• Low blood pressure
• Worsening kidney problems
• High potassium levels
• Risk of liver problems